Clear parentheses by applying the distributive property.

-(-4s + 9t + 7)

4s-9t-7

Step-by-step explanation:

multiply the negative one with all terms inside the bracket, since they are all unlike terms the answer remains the same

i dont know nkw

step-by-step explanation:

kenffledkedncklzkdfeserw

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}